Finding the Third Proportional to 3,687,080 and 7,668,464

Step by Step Solution

1. Step 1: Write the proportion equation
   3,687,080 : 7,668,464 = 7,668,464 : x
2. Step 2: Convert to fraction form
   3,687,080/7,668,464 = 7,668,464/x
3. Step 3: Cross multiply
   3,687,080x = 7,668,464 × 7,668,464
4. Step 4: Simplify right side
   3,687,080x = 58,805,340,119,296
5. Step 5: Solve for x
   x = 58,805,340,119,296/3,687,080
6. Step 6: Final answer
   x = 15,949,027.45